unfastened

/ʌnˈfɑː.sən/ (bre, ipa) · /ʌnˈfæs.sən/ (ame, ipa) · /ˌən-ˈfa-sᵊn How to pronounce unfasten (audio)/ (ame, mw)

unfastened — verb

  • unfastenedpresent simple I / you / we / they
  • unfasteneds3rd person singular
  • unfasteneding-ing form
  • unfastenededpast simple

1. to undo or loosen something that is closed, tied, or attached by a button, zippe

1.動詞及物B1
釋義

to undo or loosen something that is closed, tied, or attached by a button, zipper, buckle, knot, clasp, or similar device, so that it opens or comes free

例句

Nadia unfastened her seat belt as soon as the plane reached the gate.

unfasten + seat belt (common collocation)

Mark carefully unfastened the tiny clasp on the gold necklace for his wife.

adverb + unfasten (carefully, gently, slowly)

同義詞
  • undo

    more general; can replace 'unfasten' in most contexts but sounds slightly less formal

  • unbuckle

    specific to buckles (seat belts, belts, sandals)

  • unzip

    specific to zippers only

  • unbutton

    specific to buttons only

反義詞
  • fasten

    the direct opposite — to close or attach something securely

  • buckle

    specific opposite for buckles and belts

文法句型

unfasten + noun (a fastened object)

unfasten + noun (someone) + noun

用法筆記

Frequently takes a concrete object — a piece of clothing, a bag, a belt, a piece of jewellery, or a safety restraint. For abstract uses (e.g. unfastening a rule), other verbs such as 'relax' or 'loosen' are preferred.

常見錯誤

❌She unfastened the box.
✅She opened the box.
💡'unfasten' is for things held by a fastener (button, buckle, clasp), not for a box lid.
❌He unfastened his shoes.
✅He untied his shoes.
💡shoes are tied with laces; 'untie' is more precise than 'unfasten' for laces and knots.

unfastened — adjective